[javascript] - Toggle_attribute

Toggle_attribute

<script>
    (function($) {
    $.fn.toggleReadonly = function() {
        return this.each(function() {
            var $this = $(this);
            if ($this.attr('readonly')) $this.removeAttr('readonly');
            else $this.attr('readonly', 'readonly');
        });
    };
})(jQuery);
</script>